1) Program standard computer-based guidelines for heart failure using data from the electronic medical record systems at the Indianapolis and Seattle VAMCs. 2) Establish a system for capturing data on symptoms and history from heart failure patients before scheduled primary care visits. 3) Incorporate these data into enhanced computer reminders. 4) Conduct a randomized, controlled trial comparing these two types of reminders� effects on physician prescribing, patient objective and subjective outcomes, and health care utilization.